GB0701200D0 - Method and apparatus for determining impedance of live-earth loop of electrical power supply - Google Patents

Method and apparatus for determining impedance of live-earth loop of electrical power supply

Info

Publication number
GB0701200D0
GB0701200D0 GB0701200A GB0701200A GB0701200D0 GB 0701200 D0 GB0701200 D0 GB 0701200D0 GB 0701200 A GB0701200 A GB 0701200A GB 0701200 A GB0701200 A GB 0701200A GB 0701200 D0 GB0701200 D0 GB 0701200D0
Authority
GB
United Kingdom
Prior art keywords
live
power supply
electrical power
earth loop
determining impedance
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
GB0701200A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SEAWARD ELECTRONIC Ltd
Original Assignee
SEAWARD ELECTRONIC Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by SEAWARD ELECTRONIC Ltd filed Critical SEAWARD ELECTRONIC Ltd
Priority to GB0701200A priority Critical patent/GB0701200D0/en
Publication of GB0701200D0 publication Critical patent/GB0701200D0/en
Priority to EP08250073A priority patent/EP1950575A3/en
Ceased legal-status Critical Current

Links

GB0701200A 2007-01-23 2007-01-23 Method and apparatus for determining impedance of live-earth loop of electrical power supply Ceased GB0701200D0 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB0701200A GB0701200D0 (en) 2007-01-23 2007-01-23 Method and apparatus for determining impedance of live-earth loop of electrical power supply
EP08250073A EP1950575A3 (en) 2007-01-23 2008-01-08 Method and apparatus for determining impedance of live-earth loop of electrical power supply

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0701200A GB0701200D0 (en) 2007-01-23 2007-01-23 Method and apparatus for determining impedance of live-earth loop of electrical power supply

Publications (1)

Publication Number Publication Date
GB0701200D0 true GB0701200D0 (en) 2007-02-28

Family

ID=37846760

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0701200A Ceased GB0701200D0 (en) 2007-01-23 2007-01-23 Method and apparatus for determining impedance of live-earth loop of electrical power supply

Country Status (2)

Country Link
EP (1) EP1950575A3 (en)
GB (1) GB0701200D0 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2237057B1 (en) * 2009-04-03 2018-02-21 Siemens Aktiengesellschaft Analysis device for analysing an electricity network
CN102012462A (en) * 2010-09-30 2011-04-13 优利德科技（东莞）有限公司 Device and method for detecting live wire-ground wire loop impedance of power circuit
WO2015018019A1 (en) * 2013-08-08 2015-02-12 优利德科技(中国)有限公司 Method and device for measuring impedance between live wire and earth wire of power supply
CN103399208A (en) * 2013-08-08 2013-11-20 优利德科技(中国)有限公司 Measuring device and method for impedance between live wire and ground wire of power supply
ES2566981B1 (en) * 2014-02-05 2017-01-13 Cirprotec, S.L. COMBINED ELECTRICAL PROTECTION DEVICE AGAINST TRANSITIONAL OVERVOLTAGES AND SUPERVISION OF AN ELECTRICAL INSTALLATION AND OPERATING PROCEDURE OF THE SUCH DEVICE.
GB2559120B (en) * 2017-01-20 2019-05-08 Seaward Electronics Ltd Method and apparatus for determining impedance of live-earth loop of an electrical power supply
GB2591998B (en) * 2020-02-05 2022-04-06 Megger Instruments Ltd Measuring loop resistance

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8712461D0 (en) * 1987-05-27 1987-07-01 Robin Electronics Ltd Circuit testing
DE881500T1 (en) * 1997-05-30 1999-06-10 Chauvin Arnoux Measuring method for measuring the loop resistance of a power supply network with neutral conductors
DE19746200C2 (en) * 1997-10-18 2001-06-28 Beha C Gmbh Method for determining the loop resistance of a power supply network
GB2380554A (en) * 2001-10-02 2003-04-09 Robin Electronics Ltd Circuit Tester
EP1482317B1 (en) * 2003-05-26 2006-06-14 Cirprotec, S.L. Earth resistance measurement instrument by neutral-to-earth loop and measurement procedure
JP4297774B2 (en) * 2003-12-03 2009-07-15 共立電気計器株式會社 Loop impedance acquisition method for power line and loop impedance tester

Also Published As

Publication number Publication date
EP1950575A3 (en) 2012-02-29
EP1950575A2 (en) 2008-07-30

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Legal Events

Date Code Title Description
AT Applications terminated before publication under section 16(1)